<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31370816</termId><termName>structural foam</termName><termType>PT</termType><termNote><![CDATA[ Foams used to provide structure in packaging or for other applications such as furniture. Structural  foams can be produced by injecting gases into a molten thermoplastic under pressure in an extruder. ]]></termNote><termCreatedDate>2026-03-30 20:40:01</termCreatedDate><relation><relationType>UF</relationType><termId>31370817</termId><termName>foam, structural</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31340134</termId><termName>plastic foam</termName><termType>PT</termType></relation></term>  </Zthes>